Air Precision Elt 96 Maintenance Manual Jun 2026

Switch the ELT switch (either on the unit or via the remote panel) to TEST or brief ON for a maximum of 3 seconds.

: Equipped with a shock-responsive G-switch for automatic activation during sudden deceleration or impact. Trast Aero Maintenance Procedures

Only perform live broadcasts during the first five minutes of any hour.

Manually activate the unit by flipping the master switch to the "ON" position. Verify the center frequency on 121.5 MHz is within tolerance.

Always disconnect the RF antenna line before removing the unit from its mounting tray. Air Precision Elt 96 Maintenance Manual

Verify the expiration date on the battery pack. 3. Self-Test Procedure (Operational Test)

Automatically by a crash sensor ( G-switch ) or manually via a remote control unit in the cockpit.

Internal lithium or magnesium battery pack optimized for extended shelf life and cold-weather deployment.

Check that the ELT housing is secure and no warning lights are active. 3-Month / 100-Hour Inspection Switch the ELT switch (either on the unit

Check coaxial cables and BNC connectors for cuts, abrasions, or corrosion.

As a final reminder: After any maintenance, perform the operational test outside the hangar to avoid RF reflections, and always notify the local Air Traffic Control tower before testing the 121.5 MHz homing frequency (usually between the top of the hour and 5 minutes past).

Test the automatic activation sensor according to the manual’s mechanical displacement protocols. 4. Battery Replacement Procedures

Before we open the manual, we must distinguish between two types of documentation that often get confused: the Pilot’s Operating Handbook Supplement (or quick-start guide) and the . Manually activate the unit by flipping the master

Perform intensive bench testing inside a RF shielding cage (Faraday cage) whenever possible. 3. Scheduled Maintenance Intervals

Clean BNC connectors; Perform a Time-Domain Reflectometry (TDR) test on the coax. 7. Return-to-Service Documentation

Verify the integrity of the modular cables connecting to the cockpit remote control. Operational Controls Switch Positions : The front face features a three-position switch: Remote Operation

: If inadvertently activated, the unit can be reset following specific manual procedures to stop the distress signal. Storage and Care Temperature : Store the unit at temperatures below positive 30 raised to the composed with power C positive 86 raised to the composed with power F ) to prevent accelerated battery passivation. Spare Parts